Chicago, IL: July

31 July 2026: July 2026 averaged 76.8°F in Chicago, IL, the warmest July since 2025, tied 21st warmest of 155 (with 1988).

July 2026

Mean temperature: 76.8°F; Warmest since 2025; 21st warmest of 155
Precipitation: 5.36 in; Wettest since 2024; 23rd wettest of 156

A normal July in Chicago, IL (1991 to 2020): a mean temperature of 74.5°F, between 70.4°F and 78.4°F in eight years of ten and 3.38 in of precipitation, between 1.61 in and 6.38 in in eight years of ten.

The mean temperature of every July in Chicago, IL since 1872: 76.8°F in 2026; the highest is 81.3°F, in 1955.

Normal range, 70.4 to 78.4°F

Every year, ranked, as a table

Every July in Chicago, IL from 1871 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	76.8	21	85.6	30	68	29	5.36	23	0
2025	77.5	13	85.9	24	69	11	4.29	45	0
2024	75	51	83.8	55	66.2	59	5.89	17	0
2023	75.7	37	84.6	43	66.7	46	7.61	7	0
2022	75.3	46	83.5	60	67	38	4.50	39	0
2021	74.4	66	82.3	84	66.5	50	1.90	131	0
2020	79.2	4	88.3	5	70.2	6	2.55	111	0
2019	77.1	16	86.1	23	68.2	25	3.94	57	0
2018	76.2	32	85.1	33	67.4	33	1.14	150	0
2017	74.6	62	83.8	55	65.5	74	7.68	6	0
2016	75.5	44	84.4	47	66.5	50	6.23	15	0
2015	72.3	113	81.9	90	62.7	133	2.85	95	0
2014	70.4	143	79.8	119	60.9	147	2.14	126	0
2013	73.2	97	81.8	91	64.5	102	2.22	123	0
2012	81	3	91.5	1	70.6	4	3.66	68	0
2011	79	5	88.5	4	69.5	7	11.15	1	0
2010	77.6	11	87.1	15	68.2	25	8.84	4	0
2009	69.4	149	78.4	138	60.4	149	1.53	140	0
2008	74	78	83.8	55	64.2	109	4.76	32	0
2007	73.7	85	83.5	60	63.9	117	3.86	60	0
2006	76.5	26	85.7	28	67.3	34	3.70	67	0
2005	75.6	41	86.4	21	64.7	99	1.95	128	0
2004	71.2	133	80.5	110	61.9	141	2.66	105	0
2003	72.3	113	82.9	74	61.8	143	4.50	39	0
2002	77	17	86.6	18	67.5	31	2.68	101	0
2001	74.5	64	85	36	64.1	112	2.96	91	0
2000	71	138	79.8	119	62.3	137	3.58	72	0
1999	78.3	8	88.3	5	68.4	20	3.73	65	0
1998	74.5	64	84.1	51	64.8	97	1.75	135	0
1997	73.2	97	83.1	66	63.3	128	3.04	88	0
1996	69.9	148	80.1	115	59.6	154	3.95	56	0
1995	77.6	11	88	9	67.2	36	3.17	80	0
1994	73.4	91	83.4	64	63.4	127	1.62	136	0
1993	74.3	70	83.5	60	65.1	87	4.45	42	0
1992	69.3	150	78.3	140	60.3	151	3.77	63	0
1991	75.5	44	87.2	14	63.7	122	1.32	148	0
1990	71.7	126	80.9	104	62.5	135	2.25	121	0
1989	73.9	81	84.1	51	63.7	122	5.89	17	0
1988	76.8	21	89.7	3	63.9	117	2.74	98	0
1987	76.7	23	87.1	15	66.3	56	4.19	48	0
1986	74.9	54	84.9	37	64.9	95	4.30	44	0
1985	71.3	132	82.8	77	59.9	153	3.75	64	0
1984	70.3	144	82.7	80	57.9	155	3.19	78	0
1983	76.7	23	88.1	8	65.2	85	4.25	46	0
1982	74	78	84.4	47	63.7	122	8.33	5	0
1981	72.5	110	82.3	84	62.6	134	4.50	39	0
1980	75.7	37	86.9	17	64.5	102	3.56	74	0
1979	72.8	104	81.7	93	64	114	3.80	62	0
1978	72.6	107	81.5	96	63.8	119	6.38	14	0
1977	78.5	6	87.9	10	69	11	1.40	146	0
1976	74.8	57	84.6	43	65	92	3.06	86	0
1975	76.1	33	85.8	25	66.4	53	1.53	140	0
1974	75.3	46	84.9	37	65.8	68	3.96	55	0
1973	76.3	31	85.8	25	66.8	43	3.98	54	0
1972	74.4	66	83.1	66	65.6	70	2.86	94	0
1971	72.6	107	82.1	88	63.2	130	5.00	26	0
1970	75.9	36	85.8	25	66	63	2.58	109	0
1969	74.9	54	83.1	66	66.7	46	7.58	8	0
1968	74.2	74	83.9	53	64.6	100	1.55	139	0
1967	70.6	140	79.6	124	61.5	144	2.36	119	0
1966	78.3	8	87.7	12	68.8	16	6.60	13	0
1965	72.7	106	82.6	82	62.8	131	4.61	37	0
1964	75.7	37	84.6	43	66.8	43	4.83	29	0
1963	75	51	83.8	55	66.2	59	7.31	9	0
1962	72.1	119	79.9	118	64.3	105	4.65	35	0
1961	73.9	81	82.3	84	65.6	70	2.99	89	0
1960	73.7	85	83.1	66	64.2	109	3.58	72	0
1959	74.8	57	84.5	46	65.1	87	4.77	31	0
1958	73.5	90	81.5	96	65.5	74	4.74	33	0
1957	76.4	27	85.3	32	67.5	31	8.98	3	0
1956	72.9	102	81.7	93	64.1	112	2.49	113	0
1955	81.3	1	91.5	1	71.1	3	2.84	96	0
1954	76.4	27	86.5	19	66.4	53	4.58	38	0
1953	76.4	27	86.5	19	66.3	56	4.16	49	0
1952	77.4	14	88.2	7	66.6	49	2.27	120	0
1951	72.5	110	82.9	74	62.2	138	4.96	27	0
1950	72.2	117	83	71	61.5	144	6.78	11	0
1949	77.9	10	87.6	13	68.1	28	3.59	70	0
1948	74.8	57	84.9	37	64.8	97	3.18	79	0
1947	71.1	136	81.8	91	60.4	149	4.10	50	0
1946	74.6	62	85.1	33	64.2	109	2.49	113	0
1945	72	123	82.8	77	61.2	146	1.33	147	0
1944	74.3	70	85.7	28	62.8	131	1.93	130	0
1943	75.7	37	86.3	22	65.1	87	5.14	24	0
1942	75.1	50	85.1	33	65.2	85	4.01	52	0
1941	73.7	85	81.4	99	66	63	1.10	151	0
1940	74.2	74	83	71	65.4	80	1.29	149	0
1939	74	78	81.2	102	66.9	40	2.74	98	0
1938	73.8	83	81.4	99	66.2	59	3.90	59	0
1937	74.4	66	82.3	84	66.4	53	1.41	145	0
1936	76.9	19	84.7	42	69	11	0.22	156	0
1935	76.9	19	84.2	49	69.5	7	3.05	87	0
1934	76.6	25	84.8	40	68.4	20	0.42	155	0
1933	75.6	41	83	71	68.3	23	2.70	100	0
1932	74.7	61	83.2	65	66.2	59	4.67	34	0
1931	76.4	27	83.9	53	69	11	2.68	101	0
1930	74.2	74	83.1	66	65.3	82	2.63	108	0
1929	73.8	83	82	89	65.6	70	2.18	125	0
1928	72.8	104	80.1	115	65.4	80	2.95	92	0
1927	71.7	126	79.1	131	64.3	105	2.94	93	0
1926	71.1	136	78.2	141	64	114	3.21	77	0
1925	73	101	80.4	112	65.5	74	2.47	115	0
1924	70.2	145	76.6	150	63.8	119	3.66	68	0
1923	74.4	66	80.5	110	68.3	23	2.67	104	0
1922	73.3	95	79.5	126	67.1	37	4.00	53	0
1921	81.2	2	87.9	10	74.5	1	1.87	132	0
1920	71.5	130	79.5	126	63.5	126	1.61	137	0
1919	77	17	83.8	55	70.3	5	1.59	138	0
1918	71.2	133	77.5	145	65	92	2.66	105	0
1917	72.2	117	79.4	129	65.1	87	2.68	101	0
1916	78.5	6	84.8	40	72.1	2	2.22	123	0
1915	70.2	145	76	151	64.3	105	5.57	21	0
1914	75	51	81.4	99	68.7	17	2.11	127	0
1913	74.9	54	82.5	83	67.3	34	3.30	76	0
1912	72.9	102	79.5	126	66.3	56	3.86	60	0
1911	76.1	33	83.5	60	68.6	18	2.65	107	0
1910	76	35	82.8	77	69.1	10	1.79	133	0
1909	72.3	113	79.1	131	65.5	74	1.77	134	0
1908	74.3	70	80.4	112	68.2	25	1.45	144	0
1907	73.3	95	79.8	119	66.8	43	3.15	81	0
1906	71.6	128	77.2	146	65.9	66	4.84	28	0
1905	71.2	133	78	142	64.4	104	5.02	25	0
1904	71	138	77.8	144	64.3	105	2.76	97	0
1903	72.1	119	78.4	138	65.9	66	4.78	30	0
1902	72.5	110	79.6	124	65.3	82	5.78	19	0
1901	77.4	14	85.5	31	69.3	9	4.25	46	0
1900	71.4	131	78.7	137	64	114	4.64	36	0
1899	72.3	113	79	133	65.5	74	6.66	12	0
1898	73.4	91	79.8	119	67	38	1.94	129	0
1897	74.3	70	80	117	68.5	19	1.48	143	0
1896	72.1	119	79.3	130	65	92	3.59	70	0
1895	70.2	145	77.1	149	63.3	128	2.42	118	0
1894	73.4	91	81.1	103	65.6	70	0.60	153	0
1893	73.7	85	80.6	108	66.9	40	3.08	84	0
1892	71.6	128	78	142	65.1	87	2.23	122	0
1891	66.9	155	73.4	155	60.5	148	2.47	115	0
1890	72.1	119	78.9	134	65.3	82	2.57	110	0
1889	70.5	142	77.2	146	63.8	119	9.56	2	0
1888	72.6	107	80.6	108	64.6	100	3.93	58	0
1887	75.3	46	84.2	49	66.5	50	1.05	152	0
1886	71.9	125	78.8	136	64.9	95	1.53	140	0
1885	73.1	100	80.7	107	65.5	74	2.44	117	0
1884	68.5	154	75.1	154	61.9	141	3.71	66	0
1883	70.6	140	78.9	134	62.4	136	5.53	22	0
1882	68.7	152	75.2	153	62.2	138	3.43	75	0
1881	73.4	91	80.8	105	66	63	4.31	43	0
1880	73.2	97	79.7	123	66.7	46	3.07	85	0
1879	75.6	41	82.9	74	68.4	20	5.58	20	0
1878	75.3	46	81.6	95	69	11	6.09	16	0
1877	73.7	85	81.5	96	65.8	68	2.98	90	0
1876	74.2	74	80.8	105	67.7	30	3.11	82	0
1875	68.8	151	75.5	152	62	140	7.18	10	0
1874	74.8	57	82.7	80	66.9	40	0.58	154	0
1873	68.7	152	77.2	146	60.3	151	4.04	51	0
1872	72	123	80.3	114	63.6	125	3.09	83	0
1871							2.52	112	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1955	81.3
1921	81.2
2012	81
2020	79.2
2011	79
1977	78.5
1916	78.5
1999	78.3
1966	78.3
1949	77.9

Coldest
Year	Mean, °F
1891	66.9
1884	68.5
1882	68.7
1873	68.7
1875	68.8
1992	69.3
2009	69.4
1996	69.9
1924	70.2
1915	70.2
More years share the last value

Wettest
Year	Precipitation, in
2011	11.15
1889	9.56
1957	8.98
2010	8.84
1982	8.33
2017	7.68
2023	7.61
1969	7.58
1963	7.31
1875	7.18

Driest
Year	Precipitation, in
1936	0.22
1934	0.42
1874	0.58
1894	0.60
1887	1.05
1941	1.10
2018	1.14
1940	1.29
1991	1.32
1945	1.33

The hottest, coldest and wettest days

Hottest day: 96°F; 14 July 2026
Coldest night: 58°F; 23 July 2026
Wettest day: 1.76 in; 27 July 2026

Every month, season and year

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Chicago, IL the day's answers

All-time records

Every answer in words

July 2026 brought 5.36 in of precipitation in Chicago, IL, the wettest July since 2024, 23rd wettest of 156.
The hottest day of July 2026 in Chicago, IL: 96°F on Tuesday 14 July 2026.
The coldest night of July 2026 in Chicago, IL: a low of 58°F on Thursday 23 July 2026.
The wettest day of July 2026 in Chicago, IL: 1.76 in on Monday 27 July 2026.